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CVE-2018-19321

HighPublished

GIGABYTE Multiple Products Privilege Escalation Vulnerability

Published: Dec 21, 2018
Updated: Aug 13, 2026
Assigning CNA: mitre
Evidence observed: Oct 24, 2022

Primary CVSS

7.8/ 10High

nvd · CVSS 3.1

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS probability estimate

3.7%

Low · next 30 days

Percentile: 89.2%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

CISA Known Exploited

This CVE appears in the CISA Known Exploited Vulnerabilities catalog.

Summary

The GPCIDrv and GDrv low-level drivers in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS ENGINE before 1.57, XTREME GAMING ENGINE before 1.26, and OC GURU II v2.08 expose functionality to read and write arbitrary physical memory. This could be leveraged by a local attacker to elevate privileges.

Sources

CVE-2018-19321Exploit
CVE-2018-19321
Driver-RWExploit
Page Table Manipulation -- CVE-2018-19321

Responsible use

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